Definition of penis
: a male erectile organ of copulation by which urine and semen are discharged from the body and that develops from the same embryonic mass of tissue as the clitoris
Recent Examples of penis from the Web
With the exception of a few species, most male birds don't have penises.
Hood points out that bed bug males use a hypodermic needle penises to simply pierce the female abdomen.
The patient developed complications that required months of rebuilding his penis.
Hair volume has replaced penis size as a virility marker. 2.
Hair volume has replaced penis size as a virility marker.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'penis'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of penis
Latin, penis, tail; akin to Old High German faselt penis, Greek peos
First Known Use: 1578
PENIS Defined for English Language Learners
Definition of penis for English Language Learners
: the part of the body of men and male animals that is used for sex and through which urine leaves the body
PENIS Defined for Kids
Definition of penis for Students
: a male organ in mammals through which urine and sperm leave the body
Medical Definition of penis
: the male erectile copulatory organ of a higher vertebrate animal developing from the genital tubercle that in mammals including humans usually functions as the channel by which urine and semen are discharged from the body and is typically a cylindrical organ that is suspended from the pubic arch, contains a pair of large lateral corpora cavernosa and a smaller ventromedial corpus cavernosum containing the urethra, and has a terminal glans enclosing the ends of the corpora cavernosa, covered by mucous membrane, and sheathed by a foreskin continuous with the skin covering the body of the organ
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